Stamps_of_Germany_%28DDR%29_1971%2C_MiNr_1715.jpg
Source: Wikimedia Commons
  • Colnect-1978-580-Microscope--ERGAVAL-.jpg
  • Colnect-345-978-Microscope--quot-ERGAVAL-quot-.jpg


Block:

Colnect-708-695-Carl-Zeiss-Jena.jpg
Issued by: German Democratic Republic
Function: postage
Date: 11/9/1971
Issue: Zeiss optical works 125th
Denom: 20pf
Color: multicolored
Design: microscope ERGAVAL
Watermark: unwmk
Perf:
Catalog value:

In collections: used (Stan Shebs)

External links:
Colnect 117003..c_Republic_DDR